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PH(3) has lower boiling point that NH(3...

`PH_(3)` has lower boiling point that `NH_(3)`. Why ?

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Unlike `NH_(3),PH_(3)` molecules are not associated through hydrogen bonding in liquid state. That is why the boiling point of `PH_(3)` is lower than `NH_(3)`
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(a) Though nitrogen exhibits +5 oxidation state, it does not form pentahalide. Give reason. (b) PH_3 has lower boiling point than NH_3 . Why ?

Why does PH_(3) have lower boiling point than NH_(3) ?

Give reasons for the following: NH_(3) has higher boiling point than PH_(3) .

Which of the following observations can be explained on the basis of hydrogen bonding ? (i) H- F has higher boiling point than other halogen acids. (ii) H_(2) O has highest boiling point among hydrides of group 16 elements. (iii) NH_(3) has lower boiling point than PH_(3) .

(a) Given reasons for the following : (i) Bond enthalpy of F_2 is lower than that of Cl_2 . (ii) PH_3 has lower boiling point than NH_3 . (b) Draw the structures of the following molecules : (i) BrF_3 (ii) (HPO_3)_3 (iii) XeF_4

NH_(3) has higher boiling point than PH_(3) . Give reason.

NARAYNA-15TH GROUP ELEMENTS-EXERCISE - 4 (NCERT EXEMPLERS/HOTs)
  1. PH(3) has lower boiling point that NH(3). Why ?

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  2. Nitrogen can be purified from the impurities of oxides of nitrogen and...

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  3. Very pure nitrogen can be obtained by :

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  4. When sodium is dissolved in liquid ammonia, a solution of deep blue co...

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  5. In Nitrogen family the H-M-H angle in the hydrides MH(3) gradually bec...

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  6. Gas obtained by heating a mixture of ammonium chloride and slaked lime...

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  7. Ammonia is not a product in the

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  8. Phosphine is not obtained by the reaction when

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  9. The bottle of liqure ammonia is cooled before opening the cork bec...

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  10. The dipoles moment of NF(3) is less than NH(3) because

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  11. Ammonia can not be obtained by

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  12. The compound (SiH(3))(3)N is expected to be

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  13. The number of P-O-P bonds present in P(4)O(6) and P(4)O(10) are respec...

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  14. One of the acid listed below is formed P(2)O-(3) and the rest are form...

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  15. Group 15 of the periodic table consists of the elements N, P, As, Sb a...

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  16. The number of bond in P(4)O(10) is

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  17. The nitrate which when heated gives off a gas (or) a mixture of gases ...

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  18. In nitroprusside ion, the iron and NO exist as Fe(II) and NO^(+) rathe...

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  19. The correct order of bond angle of NO(2)^(+),NO(2) and NO(2)^(-) is

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  20. A tetra-atomic molecule (A) on reaction with nitrogen (I) oxide, produ...

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  21. Polyphosphates are used as water softening agents because they

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